From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 46A1223B0 for ; Fri, 17 Oct 2025 07:25:17 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1760685918; cv=none; b=uu8BSDubFu/VulfixB4pZ5TxTm5VKWTZfgQ3u2O97zp0o01pybwETOt/IWqa7n9+7HBXV+fOPgB2DsPFsjmoLUmxECR/If4lrKINvuesaVfbModsMRDwbxuKLP1v6X3m+FhDLTx+MSmItbDoDIVpNqn3QaaW3DhqPcH3IfbvaOI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1760685918; c=relaxed/simple; bh=22K/HNC17+AdCshY6tozqt4gBMDZnC30mupe9USAYQc=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=W6r70MRGmbL+k33wM64W/Qd5GVr0F80JzAslQ88NKSXxnGuibJVWArgGPXgd944uaFEakHx0uIWuA1uNRViQ31x2vqfuoGgfzhsarlJFMDaa91dDvaGon3zcDNYodYbUhAJzO36bP8zEPM4ZoRcJtoQtoS68xEat2EYmhUIfJeY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=bfkBtycp; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="bfkBtycp" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 65E14C4CEF9; Fri, 17 Oct 2025 07:25:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1760685917; bh=22K/HNC17+AdCshY6tozqt4gBMDZnC30mupe9USAYQc=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=bfkBtycp+//lFf0d7xJxk1eV3PBv7U1NJ1XUQEWjZ8b1xNauWJVt7AQHleAr2ugkZ k1eKJb8lGjyCAWPOz49IUgjDCzEwC73bksuXw8UUzOEhIYex6S0IataE/LY7GYT9T/ Xl4pLm6vhT9IE2ost8ZneYBiqK1Ijrytq6Oviwc4= Date: Fri, 17 Oct 2025 09:25:15 +0200 From: Greg Kroah-Hartman To: Christophe Leroy Cc: John Paul Adrian Glaubitz , debian-powerpc , linuxppc-dev , linux-stable Subject: Re: Kernel failing to build on 32-bit powerpc Message-ID: <2025101758-appendage-postal-6d5e@gregkh> References: Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: On Fri, Oct 17, 2025 at 08:49:06AM +0200, Christophe Leroy wrote: > Hi, > > Le 16/10/2025 à 21:03, John Paul Adrian Glaubitz a écrit : > > Hi, > > > > could someone investigate the following build failure on powerpc [1], please? > > > > In file included from /build/reproducible-path/linux-6.16.12/kernel/sched/build_policy.c:64: > > /build/reproducible-path/linux-6.16.12/kernel/sched/ext_idle.c: In function ‘is_bpf_migration_disabled’: > > /build/reproducible-path/linux-6.16.12/kernel/sched/ext_idle.c:893:14: error: ‘const struct task_struct’ has no member named ‘migration_disabled’ > > 893 | if (p->migration_disabled == 1) > > | ^~ > > /build/reproducible-path/linux-6.16.12/kernel/sched/ext_idle.c:896:25: error: ‘const struct task_struct’ has no member named ‘migration_disabled’ > > 896 | return p->migration_disabled; > > | ^~ > > > > I guess 6.16.12 is missing commit cac5cefbade9 ("sched/smp: Make SMP > unconditional") 6.16 is now end-of-life, so not much we can do there, sorry. greg k-h